Wertheimer Box is a Chicago-area corrugated packaging provider known for custom shipping boxes, branded packaging, e-commerce mailers, and specialty retail displays.
Jan. 6, 2026 - SupplyOne announced today that it has acquired Wertheimer Box, a Chicago-area corrugated packaging provider known for custom shipping boxes, branded packaging, e-commerce mailers, and specialty retail displays.
Terms of the deal were not disclosed.
Founded in 1939 by Ernest Wertheimer, Wertheimer Box is located in a modern, 303,000-square-foot facility in McCook, Illinois, a near southwest suburb of Chicago. The company makes and ships stock and custom corrugated shipping boxes, point of purchase displays, and custom branded boxes across the United States.
Ernest's son, Doug Wertheimer, became president in 2004.
The acquisition of Wertheimer Box expands SupplyOne's footprint in the Chicago market and strengthens its ability to deliver high-quality, custom corrugated packaging to customers across North America.
"By acquiring Wertheimer Box, we are integrating a highly respected and innovative Chicagoland packaging organization whose reputation speaks for itself," said Todd Renehan, President and CEO of SupplyOne.
Wertheimer Box is SupplyOne's 46th acquisition, expanding its national coverage, further strengthening its regional presence, and enhancing its custom packaging capabilities.
SupplyOne is a value-added packaging distributor with custom corrugated, foam, wood and plastics converting capabilities with over 60 locations across the United States and Canada.
SOURCE: SupplyOne